This is just a fun Arduino project that uses leds connected in circle as a ring to produce a rotation effect. You can adjust the spinning speed with a potentiometer and you can also set a minimum and ...
// LED ring light: https://s.click.aliexpress.com/e/_DmvHFpp // MAX7219 module: https://s.click.aliexpress.com/e/_DkX1kNF // Round hole pin header: https://s.click ...
The purpose of this sketch (should you choose to install it) is to drive annual LED display with Arduino. You can find this kind of display on ebay using 'annular led ring display' query. Program code ...
The world needs more blinky lights, and [Bertus Kruger] has created a neat way to make lights blink wirelessly. He has a footprint in the middle of the board for soldering the castellated ESP8266 ...
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